US Bridges

FM 1257 over Drainage Ditch

Good

Refugio County, Texas · 0.7 MI SE of FM 136 · Structure no. 161960073807017

Built
1988
37 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
434
2022 count
Owner
State
State Highway Agency

About this bridge

FM 1257 over Drainage Ditch is a concrete culvert carrying FM 1257 over Drainage Ditch in Refugio County, Texas. It was built in 1988, so it is 37 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 434 vehicles a day, roughly 22% of them trucks, projected to reach 680 by 2033. The structure is 24 ft (7.3 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 1257
CrossesDrainage Ditch
Location0.7 MI SE of FM 136
RouteState Highway 1257
StateTexas
Coordinates28.09488, -97.21376
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic434 (2022)
Projected traffic680 by 2033
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1257 over Drainage Ditch built?

It was built in 1988, making it 37 years old in 2025.

What condition is FM 1257 over Drainage Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does FM 1257 over Drainage Ditch carry?

About 434 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is FM 1257 over Drainage Ditch?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns FM 1257 over Drainage Ditch?

It is owned by the State Highway Agency.